This system controls the passenger door lock on the driver door lock. When locking the driver's door lock is automatically locked the doors passengers. If the back door is open when pressed inside door lock knob, the door will be locked after will be closed. If the front door is open when pressed inside door lock knob, the outer door handle must be held in the raised position. Once the door is closed, its lock will be locked. All doors will be automatically unlocked when the driver's door is unlocked using the key or the inside door lock knob of the driver.
When the driver's door is unlocked using the interior door lock knob locks all the doors will be automatically unlocked